- DPD No1 Swimming Pool Testing Tablets
- 100 in a box
DELIVERY: We aim to send all products out on a next working day service but all standard deliveries will be within 5 working days
RETURNS: This product can be returned in original packaging, suitable for resale, within 14 days from date of delivery.
DPD is an abbreviation of diethyl-p-phenylene diamine. DPD tablets react with pool water containing chlorine or bromine, colouring the water sample various shades of red. The deeper the colour the higher the concentration of sanitiser.
DPD No 1 tablets by Relax are to be used with a swimming pool water testing kit